/*
 * Copyright 2010 Michael Nitsche
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.mnit.basis.swt.dnd;

import org.eclipse.swt.dnd.DND;

import de.mnit.basis.fehler.Fehler;


/**
 * @author Michael Nitsche
 * 14.01.2007	Erstellt
 * 12.06.2010	Überarbeitet
 */
public enum DNDART implements S_DND {

	KOPIE(DND.DROP_COPY),
	VERSCHIEBEN(DND.DROP_MOVE),
	LINK(DND.DROP_LINK);


	public final int dnd;

	private DNDART(int dnd) {
		this.dnd=dnd;
	}


	public static int zuWert(DNDART... arten) {
		int erg=0;
		for(DNDART d : arten)
			erg=erg | d.dnd;
		return erg;
	}

	public static DNDART zuArt(int wert) {
		for(DNDART a : DNDART.values())
			if(a.dnd==wert)
				return a;
		if(wert==DND.DROP_NONE)
			return null;
		throw Fehler.sonstige.da_Untypisch(wert);
	}

}
